#include <iostream>
#include <thread>

//
using namespace std;
class MyClass
{
public:
	MyClass();
	~MyClass();

private:

};
//mmmm


//jjj

MyClass::MyClass()
{
}

MyClass::~MyClass()
{
}
void printHello()
{
	cout << "concurrent" << endl;

}

int main()
{
	std::thread t(printHello);
	t.join();

	return 0;
}